Finding the Fourth Proportional to 1,491,085.02, 2,236,565.06 and 480,184.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,491,085.02 : 2,236,565.06 = 480,184.61 : x
2. Step 2: Convert to fraction form
   1,491,085.02/2,236,565.06 = 480,184.61/x
3. Step 3: Cross multiply
   1,491,085.02x = 2,236,565.06 × 480,184.61
4. Step 4: Simplify right side
   1,491,085.02x = 1,073,964,111,993.71
5. Step 5: Solve for x
   x = 1,073,964,111,993.71/1,491,085.02
6. Step 6: Final answer
   x = 720,256.79